Disabling it from starting automatically will not break your display or reduce your GPU's actual power. It simply prevents the application from pre-loading in the background. You can still launch the app manually from the whenever you need to change a setting. Pros of Keeping it on Startup:
If you decide you don't need it running constantly: intel graphics command center startup
If you don’t use Intel graphics (e.g., you have an NVIDIA/AMD discrete GPU as primary): Disabling it from starting automatically will not break
Since IGCC is a Microsoft Store app, resetting it often clears corrupted cache files preventing startup. intel graphics command center startup
The IGCC offers a range of features and functionalities, including: